1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.security.auth;
24  
25  import com.liferay.portal.NoSuchUserException;
26  import com.liferay.portal.kernel.util.Validator;
27  import com.liferay.portal.model.User;
28  import com.liferay.portal.security.ldap.PortalLDAPUtil;
29  import com.liferay.portal.service.UserLocalServiceUtil;
30  import com.liferay.portal.util.PortalUtil;
31  import com.liferay.portal.util.PrefsPropsUtil;
32  import com.liferay.portal.util.PropsKeys;
33  import com.liferay.portal.util.PropsValues;
34  
35  import javax.servlet.http.HttpServletRequest;
36  import javax.servlet.http.HttpServletResponse;
37  
38  import org.apache.commons.logging.Log;
39  import org.apache.commons.logging.LogFactory;
40  
41  /**
42   * <a href="SiteMinderAutoLogin.java.html"><b><i>View Source</i></b></a>
43   *
44   * @author Mika Koivisto
45   *
46   */
47  public class SiteMinderAutoLogin extends CASAutoLogin {
48  
49      public String[] login(
50              HttpServletRequest request, HttpServletResponse response)
51          throws AutoLoginException {
52  
53          String[] credentials = null;
54  
55          try {
56              long companyId = PortalUtil.getCompanyId(request);
57  
58              if (!PortalLDAPUtil.isSiteMinderEnabled(companyId)) {
59                  return credentials;
60              }
61  
62              String screenName = request.getHeader(
63                  PrefsPropsUtil.getString(
64                      companyId, PropsKeys.SITEMINDER_USER_HEADER,
65                      PropsValues.SITEMINDER_USER_HEADER));
66  
67              if (Validator.isNull(screenName)) {
68                  return credentials;
69              }
70  
71              User user = null;
72  
73              try {
74                  user = UserLocalServiceUtil.getUserByScreenName(
75                      companyId, screenName);
76              }
77              catch (NoSuchUserException nsue) {
78                  if (PrefsPropsUtil.getBoolean(
79                          companyId, PropsKeys.SITEMINDER_IMPORT_FROM_LDAP,
80                          PropsValues.SITEMINDER_IMPORT_FROM_LDAP)) {
81  
82                      user = addUser(companyId, screenName);
83                  }
84                  else {
85                      throw nsue;
86                  }
87              }
88  
89              credentials = new String[3];
90  
91              credentials[0] = String.valueOf(user.getUserId());
92              credentials[1] = user.getPassword();
93              credentials[2] = Boolean.TRUE.toString();
94  
95              return credentials;
96          }
97          catch (Exception e) {
98              _log.error(e, e);
99          }
100 
101         return credentials;
102     }
103 
104     private static Log _log = LogFactory.getLog(SiteMinderAutoLogin.class);
105 
106 }